W
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ACIU · Ac Immune Sa
> Ask across nine datasets ⌘K
LIVE
TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475
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ACIU

AC Immune SA
PHARMA & BIOTECH · PHARMACEUTICAL PREPARATIONS · CIK 0001651625
C-SUITE BUYING · 1☆ WATCH
INSIDER NET · 180D
-$27.9K
open-market buys minus sells, Form 4 codes P and S
INSIDER BUYERS · 180D
1
CONGRESS BUYERS · 1Y
0
FUNDS ADDED · QTR
16
13F, latest reported quarter
REVENUE GROWTH
-
XBRL, annual
NET MARGIN
-
SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST
INSIDERS
net -$27.9K over 180 days
more than 61% of Pharma & Biotech
CONGRESS
no member of Congress has reported trading it
FUNDS
16 funds added or opened last quarter
below 73% of Pharma & Biotech
REVENUE
no revenue reported in any filing
MARGIN
no margin: this company reports no revenue to divide by
BUYBACKS
no share repurchases reported
SHORT
3.5% of shares outstanding short · 18.2 days to cover · settled 2026-07-31
below 54% of Pharma & Biotech
The year, with the filings on it
Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail
TOTAL 12M RETURN +29.4%
+29.4%12M
-4%+24%+52%+81%2025-092025-102025-122026-032026-052026-072026-09 2026-04-15 · Pfeifer Andrea sold $31.4K2026-04-15 · Pfeifer Andrea bought $31.4K2026-05-15 · Pfeifer Andrea sold $27.9K
INSIDER BUYINSIDER SELL
INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY
Live price
Daily candles from TradingView, on their licence — no filings are marked on this one
WHY THIS NAME IS ON THE DESK
The complete filing record, in one place.
The record shows a net $27.9K sold by insiders over 180 days, 16 funds added last quarter. Every figure is a federal filing, dated the day it became public.
Same sector, ranked by filing activity
Sector from the SEC's own SIC classification
Insider transactions
Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

Over the last 180 days, AC Immune SA insiders sold a net $27.9K of stock across 3 Form 4 purchases and sales, with 1 insider(s) buying. Source: SEC Form 4 filings, as of 2026-09-06.

INSIDER
FILED
SHARES
VALUE
Pfeifer Andrea
Chief Executive Officer
SELL
2026-05-15
10,000.0
$27.9K
Pfeifer Andrea
Chief Executive Officer
SELL
2026-04-15
10,000.0
$31.4K
Pfeifer Andrea
Chief Executive Officer
BUY
2026-04-15
10,000.0
$31.4K
3 TRANSACTIONS ON RECORD · THIN RECORD, READ IT AS SUCH

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Institutional holders
13F · holdings as of the latest quarter funds have reported
BVF INC/IL
19,822,436.0 sh
$47.2M
WELLS FARGO & COMPANY/MN
1,004,041.0 sh
$2.4M
RENAISSANCE TECHNOLOGIES LLC
840,127.0 sh
$2.0M
MILLENNIUM MANAGEMENT LLC
773,594.0 sh
$1.8M
BlackRock, Inc.
519,274.0 sh
$1.2M
SCHEDULE 13D/G
No 5%+ ownership filings
Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.
FORM 144
No planned-sale notices
No insider has notified an intent to sell. This is the panel to watch after a run-up.
Fund concentration
N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show
Invesco Nasdaq Biotechnology ETF
$16.4K POSITION · AS OF 2026-02-28
0.0%
Dimensional US Vector Equity ETF
$10.3K POSITION · AS OF 2026-04-30
0.0%
Dimensional U.S. Small Cap ETF
$244.6K POSITION · AS OF 2026-04-30
0.0%
Dimensional US Core Equity 1 ETF
$17.4K POSITION · AS OF 2026-04-30
0.0%
Dimensional US Sustainability Core 1 ETF
$8.6K POSITION · AS OF 2026-04-30
0.0%
Dimensional US Core Equity Market ETF
$25.1K POSITION · AS OF 2026-04-30
0.0%
SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK
Clinical pipeline
ClinicalTrials.gov · 6 registered trials, 5 still enrolling or running — a status change here is dated weeks before the press release
1
Phase 1
1 ACTIVE
1
Phase 2
1 ACTIVE
2
Early Phase 1
2 ACTIVE
2
Multi-phase
1 ACTIVE
What changed recently
A Study Investigating the Safety, Absorption, Elimination, and the Effect on the Immune
2026-09-03 · Completion moved 2026-08 → 2026-12
Phase 1
TRIALS MATCHED TO THIS TICKER BY SPONSOR NAME · STUDIES RUN UNDER A SUBSIDIARY'S OWN NAME ARE NOT INCLUDED
Fundamentals
Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all
2025-122024-122023-122022-12
NET INCOME$-70.4M$-50.9M$-54.2M$-70.8M
SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-06 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE
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Public filings, honestly analyzed. Official US government sources in one desk — every figure carries the date it was filed, and the methodology is published, backtest included.

SEC FORM 4FORM 13F 13D/GFORM 144XBRL STOCK ACTCONTRACTSFEC CFPBNRC
© 2026 WAVEMAN · SOURCE: SEC EDGAR & OFFICIAL GOVERNMENT DATA · NOT INVESTMENT ADVICE · CHART BY TRADINGVIEW · UPDATED 2026-09-06 ALL SYSTEMS LIVE FOR MACHINES →